package com.example.neusoft.a16110100126yttordering.fragments;

import android.content.Context;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;

import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import com.example.neusoft.a16110100126yttordering.R;

public abstract class BaseFragment extends Fragment {
    protected int layout_file=0;
    private SharedPreferences sharedPreferences;
    protected FragmentManager childManager;
    protected Context context;
    private FragmentTransaction transaction;
    protected View view=null;
    abstract void initViews();
    abstract void initEvents();
    abstract void initData();
    void setLayout_file(int layout_file){
        this.layout_file=layout_file;
    }
    int getLayout_file(){
        return this.layout_file;
    }

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        view=inflater.inflate(getLayout_file(),container,false);
        initViews();
        initEvents();
        initData();
        return view;
    }

    public int getUser_id(){
        sharedPreferences=getActivity().getSharedPreferences("userInfo",Context.MODE_PRIVATE);
        return sharedPreferences.getInt("user_id",1);
    }

    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        childManager=getChildFragmentManager();
    }
    protected void addFragment(Fragment fragment){
        transaction=childManager.beginTransaction();
        transaction.add(R.id.fragment_container,fragment);
        transaction.commit();
    }
    @Override
    public void onAttach(Context context) {
        super.onAttach(context);
        this.context=context;
    }
    protected void replaceFragment(Fragment fragment){
        transaction=childManager.beginTransaction();
        transaction.replace(R.id.fragment_container,fragment);
        transaction.commit();
    }
    protected void removeFragment(Fragment fragment){
        transaction=childManager.beginTransaction();
        transaction.remove(fragment);
        transaction.commit();
    }

}
